.container {
    width: 100%;
    height: 100%;
}
.nav{
    position: sticky;
    top: 0;
    z-index: 9999;
    width: 100%;
}
.ping {
    width: 88%;
    height: 365px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 10px;
    margin-bottom: 20px;
}

.kapian {
    width: 88%;
    height: 50px;
    padding: 20px;
    color: #fff;
    display: flex;
    line-height: 30px;
    background: #54ca90;
    border-radius: 10px;
}

.kapian p {
    font-size: 13px;
}

.kapian img {
    width: 80px;
    height: 80px;
    margin-top: -10px;
    margin-left: 80px;
}

.liu h3 {
    padding: 10px 20px;
    font-size: 18px;
}

.liu h5 {
    font-size: 14px;
    font-weight: normal;
    padding: 0 20px 15px 20px;
    letter-spacing: 1px;
}

.liu button {
    width: 300px;
    height: 40px;
    margin-left: 20px;
    margin-bottom: 20px;
    border-radius: 10px;
    border: none;
    color: #fff;
    font-size: 17px;
    background: #54ca90;
}

.kapian2 {
    width: 88%;
    height: 50px;
    padding: 20px;
    color: #fff;
    display: flex;
    line-height: 30px;
    background: #832afe;
    border-radius: 10px;
}

.kapian2 p {
    font-size: 13px;
}

.kapian2 img {
    width: 80px;
    height: 80px;
    margin-top: -10px;
    margin-left: 80px;
}

.liu2 h3 {
    padding: 10px 20px;
    font-size: 18px;
}

.liu2 h5 {
    font-size: 14px;
    font-weight: normal;
    padding: 0 20px 15px 20px;
    letter-spacing: 1px;
}

.liu2 button {
    width: 300px;
    height: 40px;
    margin-left: 20px;
    margin-bottom: 20px;
    border-radius: 10px;
    border: none;
    color: #fff;
    font-size: 17px;
    background: #832afe;
}
